Thread 4 "vpp_wk_1" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0xfffa6a745130 (LWP 9)]
0x0000fffe6e256e24 in vnet_get_config_data (n_data_bytes=0, next_index=<synthetic pointer>, 
    config_index=0xfffa71029b14, cm=<optimized out>) at /vpp/src/vnet/config.h:135
135     /vpp/src/vnet/config.h: No such file or directory.
(gdb) bt
#0  0x0000fffe6e256e24 in vnet_get_config_data (n_data_bytes=0, next_index=<synthetic pointer>, 
    config_index=0xfffa71029b14, cm=<optimized out>) at /vpp/src/vnet/config.h:135
#1  vnet_feature_next_with_data (n_data_bytes=0, b0=0xfffa71029b00, next0=<synthetic pointer>)
    at /vpp/src/vnet/feature/feature.h:316
#2  vnet_feature_next (b0=0xfffa71029b00, next0=<synthetic pointer>) at /vpp/src/vnet/feature/feature.h:324
#3  nat44_worker_handoff_fn_inline (vm=<optimized out>, node=<optimized out>, frame=<optimized out>, 
    is_output=0 '\000', is_in2out=<optimized out>) at /vpp/src/plugins/nat/nat44_handoff.c:199
#4  0x0000ffffb041894c in dispatch_node (last_time_stamp=252530065026453, frame=0xfffe74fcce80, 
    dispatch_state=VLIB_NODE_STATE_POLLING, type=VLIB_NODE_TYPE_INTERNAL, node=0xfffe7541b380, vm=0xfffe74d15d80)
    at /vpp/src/vlib/main.c:1217
#5  dispatch_pending_node (vm=vm@entry=0xfffe74d15d80, pending_frame_index=pending_frame_index@entry=4, 
    last_time_stamp=252530065026453) at /vpp/src/vlib/main.c:1376
#6  0x0000ffffb041a044 in vlib_main_or_worker_loop (is_main=0, vm=0xfffe74d15d80) at /vpp/src/vlib/main.c:1904
#7  vlib_worker_loop (vm=0xfffe74d15d80) at /vpp/src/vlib/main.c:2038
#8  0x0000ffffb034a028 in clib_calljmp () from /lib/aarch64-linux-gnu/libvppinfra.so.21.01.1
Backtrace stopped: not enough registers or memory available to unwind further